The present research has investigated the acquaintance of the third generation of Islamic Revolution of Iran with the political thought of Imam Khomeini through the survey method. To investigate the issue, it was clarified the properties of political thought of Imam on the basis of his works in terms of cosmology, epistemology, fundamental concepts, political philosophy, political jurisprudence, and political ethics.Accordingly, a questionnaire was designed and the data was collected through the completion of questionnaire by 600- people sample being selected among clergymen and the students of Qom city. Finally, the data was summarized through SPSS software. Based on the findings of research, the amount of familiarity of the clergymen and the students of city with the issues like political philosophy, cosmology, political works, political morals, epistemology, fundamental concepts as well as political jurisprudence in the political thought of Imam was calculated as much as 89.61, 82.89, 81.21, 78.04, 77.86, 75.48 and 74.01 with the mean of 79.86 percent.The other finding of research is that the variables such as sex, age, and marital status, the place of residence (city/country) and the educational level of respondents except the place of education have been ineffectual in the amount of familiarity of them with the political thought of Imam.